Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 16:10Z
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
244K
det| 8 6 ; 2 9 | = 60
det| 11 9 ; 0 12 | = 132
91K
d/dx [x^1] = 1x^0
∫₀^∞ e^(-x²) dx = √π / 2
100K
det| 9 4 ; 1 10 | = 86
50K
2n² + 7n + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
137K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
262K
det| 5 6 ; 4 6 | = 6
196K
\binom{n}{k} = \frac{n!}{k!(n-k)!}